diff --git a/gcwrap/python/scripts/tests/test_ia_subimage.py b/gcwrap/python/scripts/tests/test_ia_subimage.py
index 3053cc6321..85280365f7 100644
--- a/gcwrap/python/scripts/tests/test_ia_subimage.py
+++ b/gcwrap/python/scripts/tests/test_ia_subimage.py
@@ -120,7 +120,7 @@ def test_stretch(self):
             myia.open(imname)
             zz = myia.subimage("", mask=mask3, stretch=True)
             zz.done()
-            self.asertTrue(False)
+            self.assertTrue(False)
         except:
             pass
         myia.done()